# SDR SWAA2021081395641

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 24, 2020
- Submitted: August 13, 2021
- Operation: Air carrier
- Aircraft: [N927WN](https://openairdocs.org/aircraft/N927WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36889
- Aircraft time: 40,706 hours, 24,553 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- Condition: Corroded
- Location: Bs 787-847
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2021081395641

## Discrepancy

CORROSION LOWER SILL WEB BETWEEN BS 787 TO BS 847 AT LEVEL STRINGER-25R AT AFT CARGO COMPARTMENT / REPLACED LOWER SILL WEB BETWEEN BS 787 TO BS 847 AT LEVEL STRINGER 25R AT AFT CARGO COMPARTMENT IAW B737-700 SRM 51-10-02; 51-40-02 AND DRAWING #146A8340

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